Perhaps you should try some spelling variations:
liang thanh » liang tan, long thanh, luong thanh
wang liang » wang yang
chen yang » chen rong
thanh vu » thanh van, thanh _
dan yang » daun yang, tan yang, wang yang
tin weng » ein wenig, ting peng, ein weg
weng yi » wong yi

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang thanh vu ((chen yang) OR (dan yang)) tin weng yi ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang thanh vu ((chen yang) or (dan yang)) tin weng yi ;*.